/*
 * Copyright 2020 Huawei Technologies Co.,Ltd.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import { HcClient } from "../HcClient";
import { IHttpRequest } from "../http/IHttpRequest";

export interface ICredential {
    getAk: () => string | undefined;
    getSk: () => string | undefined;
    processAuthRequest: (httpRequest: IHttpRequest) => Promise<IHttpRequest>;
    processAuthParams: (hcClient: HcClient, region: string) => Promise<ICredential>;
}
export function isJsonContentType(headers: any) {
    const contentType = headers && (headers["content-type"] || headers["Content-Type"]);
    return !contentType || contentType.toLowerCase() === "application/json";
  }